Control: tags -1 - help Control: reassign -1 libsbc1 1.3-1+b2 Control: retitle -1 libsbc1: build with PIE causes stack corruption Control: affects -1 pulseaudio Control: severity -1 serious
On Fri, Mar 3, 2017 at 10:52 AM, Linus Lüssing <linus.luess...@c0d3.blue> wrote: > On Thu, Mar 02, 2017 at 08:36:29PM -0300, Felipe Sateler wrote: >> Indeed. However, from what I can see the most likely (only?) way to >> get there is via a sbc_encode that is called in module-bluez5-device. >> However, that part of the code does not look changed since 9.0. Have >> you confirmed downgrading to 9.0 fixes the issue? > > Oh, sorry, good point. I think we are narrowing it down now: > > It's actually not the pulsaudio upgrade from 9.0 to 10 but the > update of libsbc1 from 1.3-1 to 1.3-1+b2, which I did during the > same "apt-get dist-upgrade". > > Downgrading libsbc1 to 1.3-1 is enough to make the crash vanish! OK. That rebuild was done to enable PIE. So it looks like PIE conflicts with the hand-written asm code, at least for armhf. It seems to me PIE will have to be disabled there. -- Saludos, Felipe Sateler
